摘要： 此程序包括UIProgressView，UIButton, UIDatePicker,UIAlert,UILabel,NSTimer//// HViewController.h// Btn_lbl//// Created by public on 13-7-18.// Copyright (c) 2013年 All rights reserved.//#import @interface HViewController : UIViewController@property (retain, nonatomic) IBOutlet UIDatePicker *hdatePicker;@prop 阅读全文